<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>{{}}插值表达式</title>
</head>
<body>
    <script src="../js/vue.js"> </script>
    <div id="app">
        <p>{{msg}}</p>
    </div>
</body>
<script>
    var vm = new Vue({
          el: '#app',
          data: {
	 msg:  'Hello China!'
          }
    })
</script>
</html>